See Castle Street East 1 to 15 in London Addresses dataset
No 13 Castle St East Land Tax 1784-1799 Jonah McEwen 1800 John Stanner / SunFire 1787, 1794 Jonah McEwen cabinetmaker
Jonah McEwen Land Tax 1780 Wells St, St Marylebone / Jonah s of Jonah & Jannet McEwen bapt 20.2.1785 Wells St Scotch Church / Jonah McEwen took apprs Evan Hopkins 1786 Jno House 1792 (Castle St) / 1793 subscr to Sheraton's cabinetmaker / Jonah McEwen bur 19.5.1815 age 31 Bunhill Fields / London Consistory Court 16.10.1816 admon of Jonah McEwen late of 14 Riding House Lane, St Marylebone, died last July intestate under £200 granted to Jannet McEwen widow